| Équations équilibrées la veille | Équations équilibrées le lendemain |
2 Al + 3 CuO = Al2O3 + 3 Cu
NiSO3 + Sn = Sn2SO3 + Ni =>
NiSO3 + 2 Sn = Sn2SO3 + Ni
Co2{+} + Al = Al3{+} + Co(s) =>
Co2{+} + 3 Al = Al3{+} + 2 Co(s)
As2S3 + HNO3 + H2O = H3AsO4{3-} + SO4{2-} + NO + H{+} =>
3 As2S3 + 22 HNO3 + 16 H2O = 6 H3AsO4{3-} + 9 SO4{2-} + 22 NO + 36 H{+}
CuCl2 + NH3 = [Cu(NH3)4] + Cl =>
CuCl2 + 4 NH3 = [Cu(NH3)4] + 2 Cl
HCl + Ti = TiCl4 + H2 =>
4 HCl + Ti = TiCl4 + 2 H2
CuCO3(s) + H2SO4(aq) = CuSO4 + CO2 + H2O =>
CuCO3(s) + H2SO4(aq) = CuSO4 + CO2 + H2O
MgClO3(s) = MgCl(s) + O2(g) =>
2 MgClO3(s) = 2 MgCl(s) + 3 O2(g)
AlP + H2O = Al(OH)3 + PH3 =>
AlP + 3 H2O = Al(OH)3 + PH3
KNO3 + H2CO3 = K2CO3 + HNO3 =>
2 KNO3 + H2CO3 = K2CO3 + 2 HNO3
CrCl3 + NaCO3 = CrNa + Cl3CO3 =>
CrCl3 + NaCO3 = CrNa + Cl3CO3
KCl + O4 = KClO3 =>
4 KCl + 3 O4 = 4 KClO3
Cr + KOH + KCrO4 = K2CrO4 + H2O =>
Cr + 8 KOH + 6 KCrO4 = 7 K2CrO4 + 4 H2O
H3PO4 + Ca = Ca3(PO4)3 + H2 =>
6 H3PO4 + 6 Ca = 2 Ca3(PO4)3 + 9 H2
Pb(C2H3O2)2 + (NH4)2SO4 = PbSO4 + (C2H3O2)NH4 =>
Pb(C2H3O2)2 + (NH4)2SO4 = PbSO4 + 2(C2H3O2)NH4
CuCl2 + KHO = Cu(HO)2 + KCl =>
CuCl2 + 2 KHO = Cu(HO)2 + 2 KCl
NaBr + H2SO4 + MnO2 = Na2SO4 + Br2 + MnSO4 + H2O =>
2 NaBr + 2 H2SO4 + MnO2 = Na2SO4 + Br2 + MnSO4 + 2 H2O
C2H6 + O2 = CO2 + H2O =>
2 C2H6 + 7 O2 = 4 CO2 + 6 H2O
KNO3 + H2CO3 = K2CO3 + HNO3 =>
2 KNO3 + H2CO3 = K2CO3 + 2 HNO3
MgCl2 + NH4 = Mg + NH4Cl =>
MgCl2 + 2 NH4 = Mg + 2 NH4Cl
NaCl + KOH + I = NaClO + H2O + KI =>
NaCl + 2 KOH + 2 I = NaClO + H2O + 2 KI
Na + SO4 + CO = Na2S + CO2 =>
2 Na + SO4 + 4 CO = Na2S + 4 CO2
Au + Sb2O2SO4 + SbCl3 = SbOCl + AuCl3 + SO2 =>
2 Au + 3 Sb2O2SO4 + 6 SbCl3 = 12 SbOCl + 2 AuCl3 + 3 SO2
Cu(H2O)4(OH)2 + OH = Cu(OH)4 + H2O =>
Cu(H2O)4(OH)2 + 2 OH = Cu(OH)4 + 4 H2O
AgNO3 + Na2HPO3 + H2O = Ag2O + NaNO3 + H3PO3 =>
2 AgNO3 + Na2HPO3 + H2O = Ag2O + 2 NaNO3 + H3PO3
H{+} + Cr2O7{2-} + SO3{2-} = SO4{2-} + Cr + H2O =>
2 H{+} + Cr2O7{2-} + 6 SO3{2-} = 6 SO4{2-} + 2 Cr + H2O
PbCO3 = PbO + CO2 =>
PbCO3 = PbO + CO2
NH3(aq) + HCl(aq) = NH4(aq) + Cl2(g) =>
2 NH3(aq) + 2 HCl(aq) = 2 NH4(aq) + Cl2(g)
Fe(NO3)3 + NaBr = FeBr2 + Br2 + Na(NO3) =>
2 Fe(NO3)3 + 6 NaBr = 2 FeBr2 + Br2 + 6 Na(NO3)
Mg + SH6 = MgH6 + S =>
Mg + SH6 = MgH6 + S
Ca(OH)2 + HI = CaI2 + H2O =>
Ca(OH)2 + 2 HI = CaI2 + 2 H2O
Ag + Mg(NO3)2 = Ag(NO3)3 + Mg =>
2 Ag + 3 Mg(NO3)2 = 2 Ag(NO3)3 + 3 Mg
HI2 + Ba(HO) = BaI2 + H2O =>
HI2 + Ba(HO) = BaI2 + H2O
Pb + Sn{2+} = Pb2{+} + Sn =>
4 Pb + Sn{2+} = 2 Pb2{+} + Sn
NaCl + Al = Al2(Cl)3 + Na =>
3 NaCl + 2 Al = Al2(Cl)3 + 3 Na
SmCl2 + KMnO4 + H2SO4 = Sm2(SO4)3 + SmCl3 + MnCl2 + H2O + KCl =>
15 SmCl2 + 3 KMnO4 + 12 H2SO4 = 4 Sm2(SO4)3 + 7 SmCl3 + 3 MnCl2 + 12 H2O + 3 KCl
CH3CHClCH2CH3 + KOH = CH2OHCH2CH2CH3 + KCl =>
CH3CHClCH2CH3 + KOH = CH2OHCH2CH2CH3 + KCl
Ce(IO3)3 + H2C2O4 = Ce2(C2O4)3 + CO2 + I2 + H2O =>
2 Ce(IO3)3 + 18 H2C2O4 = Ce2(C2O4)3 + 30 CO2 + 3 I2 + 18 H2O
NQCO3 + H2SO4 = NQSO4 + CO2 + H2O =>
NQCO3 + H2SO4 = NQSO4 + CO2 + H2O
Cl2 + BaOH = Ba(ClO)2 + BaCl2 + H2O =>
4 Cl2 + 4 BaOH = Ba(ClO)2 + 3 BaCl2 + 2 H2O
Ca3(PO4)2(s) + H2SO4(aq) = CaSO4 + H3PO4 =>
Ca3(PO4)2(s) + 3 H2SO4(aq) = 3 CaSO4 + 2 H3PO4
K2Cr2O7 + H2C2O4*2H2O = K[Cr(C2O4)2(H2O)2]*3H2O + CO2 + H2O =>
K2Cr2O7 + 7 H2C2O4*2H2O = 2 K[Cr(C2O4)2(H2O)2]*3H2O + 6 CO2 + 11 H2O
Br2(l)NaCl(aq) = NaBr2Cl =>
Br2(l)NaCl(aq) = NaBr2Cl
VOSO4 + K2Cr2O7 + H2O = H3VO4 + K2SO4 + Cr2(SO4)3 + H2SO4 =>
6 VOSO4 + K2Cr2O7 + 11 H2O = 6 H3VO4 + K2SO4 + Cr2(SO4)3 + 2 H2SO4
C2H6 + Br2 = C2H2Br4 + H2 =>
C2H6 + 2 Br2 = C2H2Br4 + 2 H2
HNO3 + H2SO3 = SO4 + NO + H2O =>
4 HNO3 + 3 H2SO3 = 3 SO4 + 4 NO + 5 H2O
H3PO4(aq) + Fe(NO3)2(aq) = HNO3(aq) + Fe3(PO4)2(s) =>
2 H3PO4(aq) + 3 Fe(NO3)2(aq) = 6 HNO3(aq) + Fe3(PO4)2(s)
FeCl3 + MgS = Fe2S3 + MgCl2 =>
2 FeCl3 + 3 MgS = Fe2S3 + 3 MgCl2
CuCl2 + (NH4)2CO3 = CuCO3 + NH4Cl =>
CuCl2 + (NH4)2CO3 = CuCO3 + 2 NH4Cl
KMnO4 + H2O = MnO2 + K{+} + OH{-} + O* =>
2 KMnO4 + H2O = 2 MnO2 + 2 K{+} + 2 OH{-} + 3 O*
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur01/24/25
Équations équilibrées sur02/23/24
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